diff options
Diffstat (limited to 'vendor/golang.org/x/sys/unix/syscall_linux_riscv64.go')
-rw-r--r-- | vendor/golang.org/x/sys/unix/syscall_linux_riscv64.go | 226 |
1 files changed, 226 insertions, 0 deletions
diff --git a/vendor/golang.org/x/sys/unix/syscall_linux_riscv64.go b/vendor/golang.org/x/sys/unix/syscall_linux_riscv64.go new file mode 100644 index 000000000..6230f6405 --- /dev/null +++ b/vendor/golang.org/x/sys/unix/syscall_linux_riscv64.go @@ -0,0 +1,226 @@ +// Copyright 2018 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// +build riscv64,linux + +package unix + +import "unsafe" + +func EpollCreate(size int) (fd int, err error) { + if size <= 0 { + return -1, EINVAL + } + return EpollCreate1(0) +} + +//sys EpollWait(epfd int, events []EpollEvent, msec int) (n int, err error) = SYS_EPOLL_PWAIT +//sys Fadvise(fd int, offset int64, length int64, advice int) (err error) = SYS_FADVISE64 +//sys Fchown(fd int, uid int, gid int) (err error) +//sys Fstat(fd int, stat *Stat_t) (err error) +//sys Fstatat(fd int, path string, stat *Stat_t, flags int) (err error) +//sys Fstatfs(fd int, buf *Statfs_t) (err error) +//sys Ftruncate(fd int, length int64) (err error) +//sysnb Getegid() (egid int) +//sysnb Geteuid() (euid int) +//sysnb Getgid() (gid int) +//sysnb Getrlimit(resource int, rlim *Rlimit) (err error) +//sysnb Getuid() (uid int) +//sys Listen(s int, n int) (err error) +//sys Pread(fd int, p []byte, offset int64) (n int, err error) = SYS_PREAD64 +//sys Pwrite(fd int, p []byte, offset int64) (n int, err error) = SYS_PWRITE64 +//sys Seek(fd int, offset int64, whence int) (off int64, err error) = SYS_LSEEK + +func Select(nfd int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (n int, err error) { + var ts *Timespec + if timeout != nil { + ts = &Timespec{Sec: timeout.Sec, Nsec: timeout.Usec * 1000} + } + return Pselect(nfd, r, w, e, ts, nil) +} + +//sys sendfile(outfd int, infd int, offset *int64, count int) (written int, err error) +//sys Setfsgid(gid int) (err error) +//sys Setfsuid(uid int) (err error) +//sysnb Setregid(rgid int, egid int) (err error) +//sysnb Setresgid(rgid int, egid int, sgid int) (err error) +//sysnb Setresuid(ruid int, euid int, suid int) (err error) +//sysnb Setrlimit(resource int, rlim *Rlimit) (err error) +//sysnb Setreuid(ruid int, euid int) (err error) +//sys Shutdown(fd int, how int) (err error) +//sys Splice(rfd int, roff *int64, wfd int, woff *int64, len int, flags int) (n int64, err error) + +func Stat(path string, stat *Stat_t) (err error) { + return Fstatat(AT_FDCWD, path, stat, 0) +} + +func Lchown(path string, uid int, gid int) (err error) { + return Fchownat(AT_FDCWD, path, uid, gid, AT_SYMLINK_NOFOLLOW) +} + +func Lstat(path string, stat *Stat_t) (err error) { + return Fstatat(AT_FDCWD, path, stat, AT_SYMLINK_NOFOLLOW) +} + +//sys Statfs(path string, buf *Statfs_t) (err error) +//sys SyncFileRange(fd int, off int64, n int64, flags int) (err error) +//sys Truncate(path string, length int64) (err error) + +func Ustat(dev int, ubuf *Ustat_t) (err error) { + return ENOSYS +} + +//sys accept(s int, rsa *RawSockaddrAny, addrlen *_Socklen) (fd int, err error) +//sys accept4(s int, rsa *RawSockaddrAny, addrlen *_Socklen, flags int) (fd int, err error) +//sys bind(s int, addr unsafe.Pointer, addrlen _Socklen) (err error) +//sys connect(s int, addr unsafe.Pointer, addrlen _Socklen) (err error) +//sysnb getgroups(n int, list *_Gid_t) (nn int, err error) +//sysnb setgroups(n int, list *_Gid_t) (err error) +//sys getsockopt(s int, level int, name int, val unsafe.Pointer, vallen *_Socklen) (err error) +//sys setsockopt(s int, level int, name int, val unsafe.Pointer, vallen uintptr) (err error) +//sysnb socket(domain int, typ int, proto int) (fd int, err error) +//sysnb socketpair(domain int, typ int, proto int, fd *[2]int32) (err error) +//sysnb getpeername(fd int, rsa *RawSockaddrAny, addrlen *_Socklen) (err error) +//sysnb getsockname(fd int, rsa *RawSockaddrAny, addrlen *_Socklen) (err error) +//sys recvfrom(fd int, p []byte, flags int, from *RawSockaddrAny, fromlen *_Socklen) (n int, err error) +//sys sendto(s int, buf []byte, flags int, to unsafe.Pointer, addrlen _Socklen) (err error) +//sys recvmsg(s int, msg *Msghdr, flags int) (n int, err error) +//sys sendmsg(s int, msg *Msghdr, flags int) (n int, err error) +//sys mmap(addr uintptr, length uintptr, prot int, flags int, fd int, offset int64) (xaddr uintptr, err error) + +//sysnb Gettimeofday(tv *Timeval) (err error) + +func setTimespec(sec, nsec int64) Timespec { + return Timespec{Sec: sec, Nsec: nsec} +} + +func setTimeval(sec, usec int64) Timeval { + return Timeval{Sec: sec, Usec: usec} +} + +func futimesat(dirfd int, path string, tv *[2]Timeval) (err error) { + if tv == nil { + return utimensat(dirfd, path, nil, 0) + } + + ts := []Timespec{ + NsecToTimespec(TimevalToNsec(tv[0])), + NsecToTimespec(TimevalToNsec(tv[1])), + } + return utimensat(dirfd, path, (*[2]Timespec)(unsafe.Pointer(&ts[0])), 0) +} + +func Time(t *Time_t) (Time_t, error) { + var tv Timeval + err := Gettimeofday(&tv) + if err != nil { + return 0, err + } + if t != nil { + *t = Time_t(tv.Sec) + } + return Time_t(tv.Sec), nil +} + +func Utime(path string, buf *Utimbuf) error { + tv := []Timeval{ + {Sec: buf.Actime}, + {Sec: buf.Modtime}, + } + return Utimes(path, tv) +} + +func utimes(path string, tv *[2]Timeval) (err error) { + if tv == nil { + return utimensat(AT_FDCWD, path, nil, 0) + } + + ts := []Timespec{ + NsecToTimespec(TimevalToNsec(tv[0])), + NsecToTimespec(TimevalToNsec(tv[1])), + } + return utimensat(AT_FDCWD, path, (*[2]Timespec)(unsafe.Pointer(&ts[0])), 0) +} + +func Pipe(p []int) (err error) { + if len(p) != 2 { + return EINVAL + } + var pp [2]_C_int + err = pipe2(&pp, 0) + p[0] = int(pp[0]) + p[1] = int(pp[1]) + return +} + +//sysnb pipe2(p *[2]_C_int, flags int) (err error) + +func Pipe2(p []int, flags int) (err error) { + if len(p) != 2 { + return EINVAL + } + var pp [2]_C_int + err = pipe2(&pp, flags) + p[0] = int(pp[0]) + p[1] = int(pp[1]) + return +} + +func (r *PtraceRegs) PC() uint64 { return r.Pc } + +func (r *PtraceRegs) SetPC(pc uint64) { r.Pc = pc } + +func (iov *Iovec) SetLen(length int) { + iov.Len = uint64(length) +} + +func (msghdr *Msghdr) SetControllen(length int) { + msghdr.Controllen = uint64(length) +} + +func (cmsg *Cmsghdr) SetLen(length int) { + cmsg.Len = uint64(length) +} + +func InotifyInit() (fd int, err error) { + return InotifyInit1(0) +} + +func Dup2(oldfd int, newfd int) (err error) { + return Dup3(oldfd, newfd, 0) +} + +func Pause() error { + _, err := ppoll(nil, 0, nil, nil) + return err +} + +func Poll(fds []PollFd, timeout int) (n int, err error) { + var ts *Timespec + if timeout >= 0 { + ts = new(Timespec) + *ts = NsecToTimespec(int64(timeout) * 1e6) + } + if len(fds) == 0 { + return ppoll(nil, 0, ts, nil) + } + return ppoll(&fds[0], len(fds), ts, nil) +} + +func Renameat(olddirfd int, oldpath string, newdirfd int, newpath string) (err error) { + return Renameat2(olddirfd, oldpath, newdirfd, newpath, 0) +} + +//sys kexecFileLoad(kernelFd int, initrdFd int, cmdlineLen int, cmdline string, flags int) (err error) + +func KexecFileLoad(kernelFd int, initrdFd int, cmdline string, flags int) error { + cmdlineLen := len(cmdline) + if cmdlineLen > 0 { + // Account for the additional NULL byte added by + // BytePtrFromString in kexecFileLoad. The kexec_file_load + // syscall expects a NULL-terminated string. + cmdlineLen++ + } + return kexecFileLoad(kernelFd, initrdFd, cmdlineLen, cmdline, flags) +} |